import { Severity } from '@useoptic/openapi-utilities';
import { Property, PropertyAssertions, RuleContext } from '../types';
type PropertyRuleConfig<RuleName extends string> = {
    name: RuleName;
    docsLink?: string;
    matches?: PropertyRule['matches'];
    rule: PropertyRule['rule'];
    severity?: 'info' | 'warn' | 'error';
};
export declare class PropertyRule<RuleName extends string = string> {
    type: 'property-rule';
    name: RuleName;
    docsLink?: string;
    matches?: (property: Property, context: RuleContext) => boolean;
    rule: (property: PropertyAssertions, context: RuleContext) => void;
    severity?: Severity;
    constructor(config: PropertyRuleConfig<RuleName>);
    static isInstance(v: any): v is PropertyRule;
}
export {};
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